<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>用户管理系统</title>
    <style>
        body {
            font-family: Arial, sans-serif;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
            margin: 0;
            background-color: #f4f4f4;
        }
        .container {
            background: #fff;
            padding: 20px;
            border-radius: 8px;
            box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
            text-align: center;
            width: 300px;
        }
        .btn {
            display: block;
            width: 100%;
            padding: 10px;
            margin: 10px 0;
            border: none;
            border-radius: 4px;
            background-color: #4CAF50;
            color: white;
            font-size: 16px;
            cursor: pointer;
            text-decoration: none;
        }
        .btn:hover {
            background-color: #45a049;
        }
    </style>
</head>
<body>
<div class="container">
    <h1>用户管理系统</h1>
    <a href="${pageContext.request.contextPath}/user/login" class="btn">登录</a>
    <a href="${pageContext.request.contextPath}/user/register" class="btn">注册</a>
</div>
</body>
</html>